Is turning off the light closed energy?

While in empty space, an astronaut throws a ball at a velocity of 11 m/s. what will the velocity of the ball be after it has traveled 3 meters?

Which response accurately describes a balanced force? Question 7 options: a. A 25-N force acts on the left side of the marble at the same time as a 25-N force acts on the right side of the marble. b.

A large rectangular raft has a density of 725.5 kg/m3) and floating on a lake. The surface area of the top of the raft is 39.6 m 2 and its volume is 5.2 m3. Assume acceleration of gravity is 9.8 m/s2 and the density of the water is 1000 kg/m3.

Name a suitable plece of equipment that could be used to measure the length of the pool.

The farther away a galaxy is from us the faster it moves away from us. True or False?

A sound wave has a frequency of 510 Hz in air. Which of these is closest to the wavelength of this sound? (The speed of sound in air is 343 m/s.

The diagram below shows the process of distillation of saltwater into pure water. Where is the pure water in the diagram? a. A b. B c. C d. D

In what ways, would understanding the body positions, directions, and planes assist you with tasks related to the integumentary, skeletal/muscular, and digestive systems

Concave & convex lens of same mass & radii rotate about an axis passing through their centre & perpendicular to the plane which one will have greater mnment of inertia

Which of the following statements is true? A. Both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction. B. Nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. C.